n-nonaneWiktionary 原文英/ˌɛnˈnɒneɪn/美/ˌɛnˈnɑneɪn/构词拆解n-前缀‘normal’+nonane词干n-(mathematics, sciences, logic) Indicating an arbitrary number of elements.词源说明From n- (“normal”) + nonane.释义名词noun1(organic chemistry) The saturated aliphatic hydrocarbon (CH3(CH2)7CH3).